Specifications include, but are not limited to: CYLINDER PLOW REVERSE, DOUBLE ACTING 10" STROKE W/SPOOL ROD END 3 BORE, Quantity: 70; CYLINDER PLOW LIFT SINGLE ACTING - 10" STROKE F/MD ONE-WAY, 3" DISPLACEMENT RAM 10" STROKE WITH DUAL NPT & ORB PORTS, Quantity: 20; CYLINDER PLOW LIFT SINGLE ACTING - 10" STROKE 4IN DISPLACEMENT RAM, Quantity: 20; CYLINDER ACTIVATING CURL .570-16 ORB CPLR, Quantity: 30; CYLINDER LIFT F/SCRAPER 4X8,DA,NITRIDED W/4" STOP, Quantity: 20; Components used in the manufacturing of these cylinders and rams shall meet the following minimum requirements: 1. Steel Tubing, ASTM A513, Type-5 A. (DOM) welded and drawn over mandrel, stress relief annealed. B. Grade (UNS G10260) 1026; Class DOM-SRA C. Inside diameter shall be honed to a micro finish of 10-20 RMS. D. Tubing bore shall be smooth throughout; end shall be internally chamfered to allow easy non-damaging insertion of the piston seal and gland. 2. Piston Rod Shafting, ASTM A311-B A. Rod shall be solid cold drawn bar, heavy draft stress relieved. B. All rods shall be solid with the exception of the 3-inch and 4-inch snow plow lift displacement rams. These rams shall meet the requirements of sections 1, A and B. Three (3) inch tube shall have a 3/16-inch wall thickness; four (4) inch tube shall have a 1/4-inch (minimum) wall thickness. C. Grade C1045/1050 rod with minimum yield strength of 100,000-PSI and 8% elongation for steel shafting between 1 and 2-inches; 75,000-PSI for 2-1/4 inch and larger shaft.
